20247552

素因数分解:

$2^{10}\times 3^2\times {\mathrm{13}}^3$

素因数の和:65

約数の個数: 132

約数和(自身を含む): 63334180

約数和(自身を除く): 43086628

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 169, 192, 208, 234, 256, 288, 312, 338, 384, 416, 468, 507, 512, 576, 624, 676, 768, 832, 936, 1014, 1024, 1152, 1248, 1352, 1521, 1536, 1664, 1872, 2028, 2197, 2304, 2496, 2704, 3042, 3072, 3328, 3744, 4056, 4394, 4608, 4992, 5408, 6084, 6591, 6656, 7488, 8112, 8788, 9216, 9984, 10816, 12168, 13182, 13312, 14976, 16224, 17576, 19773, 19968, 21632, 24336, 26364, 29952, 32448, 35152, 39546, 39936, 43264, 48672, 52728, 59904, 64896, 70304, 79092, 86528, 97344, 105456, 119808, 129792, 140608, 158184, 173056, 194688, 210912, 259584, 281216, 316368, 389376, 421824, 519168, 562432, 632736, 778752, 843648, 1124864, 1265472, 1557504, 1687296, 2249728, 2530944, 3374592, 5061888, 6749184, 10123776, 20247552]

約数ペア:

[(1, 20247552), (2, 10123776), (3, 6749184), (4, 5061888), (6, 3374592), (8, 2530944), (9, 2249728), (12, 1687296), (13, 1557504), (16, 1265472), (18, 1124864), (24, 843648), (26, 778752), (32, 632736), (36, 562432), (39, 519168), (48, 421824), (52, 389376), (64, 316368), (72, 281216), (78, 259584), (96, 210912), (104, 194688), (117, 173056), (128, 158184), (144, 140608), (156, 129792), (169, 119808), (192, 105456), (208, 97344), (234, 86528), (256, 79092), (288, 70304), (312, 64896), (338, 59904), (384, 52728), (416, 48672), (468, 43264), (507, 39936), (512, 39546), (576, 35152), (624, 32448), (676, 29952), (768, 26364), (832, 24336), (936, 21632), (1014, 19968), (1024, 19773), (1152, 17576), (1248, 16224), (1352, 14976), (1521, 13312), (1536, 13182), (1664, 12168), (1872, 10816), (2028, 9984), (2197, 9216), (2304, 8788), (2496, 8112), (2704, 7488), (3042, 6656), (3072, 6591), (3328, 6084), (3744, 5408), (4056, 4992), (4394, 4608)]